1.91 rounded to the nearest whole number is: 2. This is because the tenths value of "9" is equal to or greater than 5. Anything that equals 5 or is greater gets rounded up. Anything below 5 gets rounded down.
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The nearest hundred of 191 is 200.
Round your factors to the nearest 10's, 100's 1000's, etc. Then multiply. You should be able solve the problem more or less in you head. If you need to use a pen and paper, you must round to and even higher place. When rounding, if the place your rounding ends in 1-4, you round down. 5-9= round up. For example: 14 rounded to the nearest 10 =10. 16 rounded to the nearest 10=20. 123 rounded to the nearest 100= 100. 191 rounded to the nearest hundred= 200.
YES 191 is a prime number.
191 is a prime number. It is only evenly divisible by itself and one.
191% = 191/100 or 1 and 91/100